package cn.zcf.controller;

import cn.zcf.domain.User;
import cn.zcf.downgrade.DowngradeUtil;
import com.alibaba.csp.sentinel.annotation.SentinelResource;
import com.alibaba.csp.sentinel.slots.block.BlockException;
import org.springframework.beans.factory.annotation.Value;
import org.springframework.cloud.context.config.annotation.RefreshScope;
import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.PathVariable;
import org.springframework.web.bind.annotation.RestController;

@RestController
@RefreshScope // 动态刷新配置注解
public class UserController {

    @Value("${server.port}")
    private String port;

    @Value("${dynamicRefreshTest}")
    private String dynamicRefreshTest;

    /*
     * @Description: 提供一个根据Id返回User对象的接口，给order服务调用
     * @Author: Director
     * @Date: 2022/7/30 14:42
     * @param id:
     * @return: cn.itsource.domain.User
     **/
    @GetMapping("/getById/{id}")
    @SentinelResource(value="user-server-getById", blockHandler = "degradationMethod", blockHandlerClass = DowngradeUtil.class)
    public User getById(@PathVariable("id") Long id){
        return new User(id, "源码时代", "我在源码时代学习Java!，端口号：" + port+ ", dynamicRefreshTest：" + dynamicRefreshTest);
    }
/*    *//*
     * @Description: 服务降级方法
     * @Author: Director
     * @Date: 2022/7/30 23:26
     * @param id:
     * @param e: 服务降级方法必须接收的异常参数
     * @return: cn.itsource.domain.User
     **//*
    public User degradationMethod(@PathVariable("id") Long id, BlockException e){
        e.printStackTrace();
        return new User(-1L, "服务降级触发！", "当前服务流量过大，请稍后重试！");
    }*/


}